#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define rep(i, a, b) for (int i = (a); i <= (b); i++)
#define per(i, a, b) for (int i = (a); i >= (b); i--)
#define endl '\n'
const int N = 2e5 + 5;

int n, m;
int a[N];
void rev(char& c) {
  if (c == 'E')
    c = 'W';
  else if (c == 'S')
    c = 'N';
  else if (c == 'W')
    c = 'E';
  else
    c = 'S';
}
void rev(string& s) {
  for (char& c : s) rev(c);
}
int main() {
  ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  string s;
  cin >> s;
  rev(s);
  cout << s;
  return 0;
}